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Change default security settings to BLE secure connections off. #986

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Merged
merged 1 commit into from
Jun 28, 2025
Merged

Change default security settings to BLE secure connections off. #986

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3 changes: 1 addition & 2 deletions examples/NimBLE_Client/NimBLE_Client.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -266,8 +266,7 @@ void setup() {
* These are the default values, only shown here for demonstration.
*/
// NimBLEDevice::setSecurityAuth(false, false, true);

NimBLEDevice::setSecurityAuth(/*BLE_SM_PAIR_AUTHREQ_BOND | BLE_SM_PAIR_AUTHREQ_MITM |*/ BLE_SM_PAIR_AUTHREQ_SC);
// NimBLEDevice::setSecurityAuth(BLE_SM_PAIR_AUTHREQ_BOND | BLE_SM_PAIR_AUTHREQ_MITM | BLE_SM_PAIR_AUTHREQ_SC);

/** Optional: set the transmit power */
NimBLEDevice::setPower(3); /** 3dbm */
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2 changes: 1 addition & 1 deletion examples/NimBLE_Secure_Client/NimBLE_Secure_Client.ino
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Expand Up @@ -30,7 +30,7 @@ void setup() {

NimBLEDevice::init("");
NimBLEDevice::setPower(3); /** +3db */
NimBLEDevice::setSecurityAuth(true, true, true); /** bonding, MITM, BLE secure connections */
NimBLEDevice::setSecurityAuth(true, true, false); /** bonding, MITM, don't need BLE secure connections as we are using passkey pairing */
NimBLEDevice::setSecurityIOCap(BLE_HS_IO_KEYBOARD_ONLY); /** passkey */
NimBLEScan* pScan = NimBLEDevice::getScan();
NimBLEScanResults results = pScan->getResults(5 * 1000);
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2 changes: 1 addition & 1 deletion examples/NimBLE_Secure_Server/NimBLE_Secure_Server.ino
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Expand Up @@ -19,7 +19,7 @@ void setup() {
NimBLEDevice::init("NimBLE");
NimBLEDevice::setPower(3); /** +3db */

NimBLEDevice::setSecurityAuth(true, true, true); /** bonding, MITM, BLE secure connections */
NimBLEDevice::setSecurityAuth(true, true, false); /** bonding, MITM, don't need BLE secure connections as we are using passkey pairing */
NimBLEDevice::setSecurityPasskey(123456);
NimBLEDevice::setSecurityIOCap(BLE_HS_IO_DISPLAY_ONLY); /** Display only passkey */
NimBLEServer* pServer = NimBLEDevice::createServer();
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2 changes: 1 addition & 1 deletion examples/NimBLE_Server/NimBLE_Server.ino
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Expand Up @@ -144,8 +144,8 @@ void setup(void) {
* These are the default values, only shown here for demonstration.
*/
// NimBLEDevice::setSecurityAuth(false, false, true);
// NimBLEDevice::setSecurityAuth(BLE_SM_PAIR_AUTHREQ_BOND | BLE_SM_PAIR_AUTHREQ_MITM | BLE_SM_PAIR_AUTHREQ_SC);

NimBLEDevice::setSecurityAuth(/*BLE_SM_PAIR_AUTHREQ_BOND | BLE_SM_PAIR_AUTHREQ_MITM |*/ BLE_SM_PAIR_AUTHREQ_SC);
pServer = NimBLEDevice::createServer();
pServer->setCallbacks(&serverCallbacks);

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2 changes: 1 addition & 1 deletion src/NimBLEDevice.cpp
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Expand Up @@ -975,7 +975,7 @@ bool NimBLEDevice::init(const std::string& deviceName) {
ble_hs_cfg.sm_io_cap = BLE_HS_IO_NO_INPUT_OUTPUT;
ble_hs_cfg.sm_bonding = 0;
ble_hs_cfg.sm_mitm = 0;
ble_hs_cfg.sm_sc = 1;
ble_hs_cfg.sm_sc = 0;
ble_hs_cfg.sm_our_key_dist = BLE_SM_PAIR_KEY_DIST_ENC;
ble_hs_cfg.sm_their_key_dist = BLE_SM_PAIR_KEY_DIST_ENC;
# if MYNEWT_VAL(BLE_LL_CFG_FEAT_LL_PRIVACY)
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